{"cve":"CVE-2011-1003","nvd":{"published":"2011-02-23T19:00:02.343","modified":"2026-06-16T23:28:31.990","status":"Modified","description":"Double free vulnerability in the vba_read_project_strings function in vba_extract.c in libclamav in ClamAV before 0.97 might allow remote attackers to execute arbitrary code via crafted Visual Basic for Applications (VBA) data in a Microsoft Office document.  NOTE: some of these details are obtained from third party information.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-399"],"references":["http://git.clamav.net/gitweb?p=clamav-devel.git%3Ba=blob%3Bf=ChangeLog%3Bhb=clamav-0.97","http://git.clamav.net/gitweb?p=clamav-devel.git%3Ba=commit%3Bh=d21fb8d975f8c9688894a8cef4d50d977022e09f","http://lists.fedoraproject.org/pipermail/package-announce/2011-March/055771.html","http://lists.fedoraproject.org/pipermail/package-announce/2011-March/055777.html","http://lists.opensuse.org/opensuse-security-announce/2011-04/msg00000.html"],"products":["clamav:clamav"],"source":"nvd","synced_at":"2026-10-19T19:57:56.749847046+00:00"},"epss":{"cve":"CVE-2011-1003","score":0.04215,"percentile":0.90988,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}